Optical element
[计] 光元件
🧩 词语组成解析
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
He is as poor as a church mouse.
他一贫如洗。
Do you have any toys?
你有玩具吗？
He's been there for over two years. He's been there since two years ago.
他到校有两年多时间了。他两年前就到那儿学习了。